菱形变形-闪电

 1 ‘‘‘
 2 闪电
 3 
 4    *
 5   **
 6  ***
 7 *******
 8    ***
 9    **
10    *
11 ‘‘‘
12 
13 n = 7
14 e = -(n//2)
15 for i in range(e,1-e):# -3 3
16     if i < 0:
17         print(abs(i) * ‘ ‘ + (4 - abs(i)) *  ‘*‘)
18     elif i > 0:
19         print(3 * ‘ ‘ + (4 - i) *  ‘*‘)
20     else:
21         print(7 * ‘*‘)
22 
23         
24 for i in range(e, 1-e):
25     # 用了两层 三元运算符
26     print(abs(i) * ‘ ‘ + (4 - abs(i)) *  ‘*‘) if i < 0 else (  print(3 * ‘ ‘ +(4 - i) *  ‘*‘)  if  i > 0 else print( 7 * ‘*‘))